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Realtime Great Lakes Weather Data and Marine Observations

 SVNM4: GLERL South Haven MI                                  
CMAN Station
Lat: 42.40°, Lon: -86.29°
Elevation: 176 m
Anemometer Height: 17 m
Related Site: NDBC
Related Site: GLERL

Current Time: 2346 GMT
Station Types
(Click on name to view all stations for that type)
White MarkerAll Stations
Lt Blue MarkerBuoys
Red MarkerCMAN & USCG Stations
Yellow MarkerShip Reports
Green MarkerSurface Airways Stations

  Change Units to: English | Metric
 Enter New DOY (001-366):  Or Today (208)
 (See also Tables for determining DOY for a given date)
View multiple days of data for this station:
Select Year and Day of Year (DOY) range:
Year (4-digits):   First Day (001-366):   Last Day (001-366):  
Additional Data Archive: NDBC Historical Data

Metadata | Description of Measurements (NDBC)
All 9s in field = missing data 

                                       Change Units to English | Metric
                         AIR   DEW WND  WND  WND CLD SOLAR   BAR    WAT  WAV  WAV
-------GMT-              TMP   PT  DIR  SPD  GST CVR  RAD    PRES   TMP  HGT  PER
YYYYDDDHHMM#ID            F     F  Deg  kts  kts  %   W/m2   inHg    F    ft   s
202420800001SVNM4   19  70.0 999.9 300  7.0 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420800101SVNM4   19  70.0 999.9 330  6.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420800201SVNM4   19  69.6 999.9 310  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420800301SVNM4   19  69.3 999.9 310  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420800401SVNM4   19  68.5 999.9 360  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420800501SVNM4   19  67.8 999.9 360  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420801001SVNM4   19  67.6 999.9 360  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420801101SVNM4   19  66.9 999.9 350  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420801201SVNM4   19  66.4 999.9 360  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420801301SVNM4   19  66.2 999.9 350 11.1 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420801401SVNM4   19  66.2 999.9 350  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420801501SVNM4   19  66.0 999.9 350  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420802001SVNM4   19  65.8 999.9 360  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420802101SVNM4   19  65.8 999.9 360  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420802201SVNM4   19  65.5 999.9 360  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202420802301SVNM4   19  65.1 999.9  20  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420802401SVNM4   19  64.8 999.9  20  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420802501SVNM4   19  64.6 999.9  20  4.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420803001SVNM4   19  64.4 999.9  10  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202420803101SVNM4   19  64.2 999.9  20  5.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202420803201SVNM4   19  64.4 999.9  10  6.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420803301SVNM4   19  64.8 999.9 360  6.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420803401SVNM4   19  65.3 999.9 350  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420803501SVNM4   19  65.3 999.9  20  6.0  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420804001SVNM4   19  64.8 999.9  20  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202420804101SVNM4   19  64.2 999.9  30  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420804201SVNM4   19  64.0 999.9  30  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420804301SVNM4   19  63.1 999.9  60  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420804401SVNM4   19  63.1 999.9  50  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420804501SVNM4   19  63.0 999.9  60  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420805001SVNM4   19  62.2 999.9  70  1.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420805101SVNM4   19  63.0 999.9  60  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420805201SVNM4   19  62.1 999.9  50  2.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420805301SVNM4   19  62.8 999.9  40  2.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420805401SVNM4   19  62.4 999.9  50  2.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420805501SVNM4   19  62.1 999.9  50  1.9  1.9 999 9999.9 9999.9 99.9 99.9 99.9
202420806001SVNM4   19  61.7 999.9  50  1.9  1.9 999 9999.9 9999.9 99.9 99.9 99.9
202420806101SVNM4   19  61.7 999.9  50  1.9  1.9 999 9999.9 9999.9 99.9 99.9 99.9
202420806201SVNM4   19  61.0 999.9   0  0.0  0.0 999 9999.9 9999.9 99.9 99.9 99.9
202420806301SVNM4   19  60.4 999.9  70  1.0  1.0 999 9999.9 9999.9 99.9 99.9 99.9
202420806401SVNM4   19  60.3 999.9  50  1.0  1.0 999 9999.9 9999.9 99.9 99.9 99.9
202420806501SVNM4   19  60.4 999.9  40  1.9  1.9 999 9999.9 9999.9 99.9 99.9 99.9
202420807001SVNM4   19  60.3 999.9  50  1.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420807101SVNM4   19  60.3 999.9   0  0.0  1.0 999 9999.9 9999.9 99.9 99.9 99.9
202420807201SVNM4   19  59.9 999.9  30  1.0  1.9 999 9999.9 9999.9 99.9 99.9 99.9
202420807301SVNM4   19  59.4 999.9  10  2.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420807401SVNM4   19  58.8 999.9  10  2.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420807501SVNM4   19  58.6 999.9  10  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420808001SVNM4   19  58.6 999.9  10  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420808101SVNM4   19  58.6 999.9  20  1.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420808201SVNM4   19  58.8 999.9  20  1.9  1.9 999 9999.9 9999.9 99.9 99.9 99.9
202420808301SVNM4   19  59.5 999.9  70  1.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420808401SVNM4   19  59.9 999.9  40  5.1  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202420808501SVNM4   19  60.1 999.9  50  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420809001SVNM4   19  60.3 999.9  50  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420809101SVNM4   19  59.9 999.9  50  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420809201SVNM4   19  59.7 999.9  60  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420809301SVNM4   19  59.5 999.9  60  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420809401SVNM4   19  59.4 999.9  60  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420809501SVNM4   19  59.4 999.9  60  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420810001SVNM4   19  59.4 999.9  60  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420810101SVNM4   19  59.2 999.9  60  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420810201SVNM4   19  59.2 999.9  60  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420810301SVNM4   19  59.2 999.9  60  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420810401SVNM4   19  59.0 999.9  60  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420810501SVNM4   19  59.0 999.9  70  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420811001SVNM4   19  59.0 999.9  70  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420811101SVNM4   19  59.2 999.9  70  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420811201SVNM4   19  59.7 999.9  70  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420811301SVNM4   19  59.7 999.9  70  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420811401SVNM4   19  60.3 999.9  70  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420811501SVNM4   19  61.0 999.9  80  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420812001SVNM4   19  62.1 999.9  70  8.0  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420812101SVNM4   19  63.0 999.9  80  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420812201SVNM4   19  63.7 999.9  70  7.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420812301SVNM4   19  64.6 999.9  80  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420812401SVNM4   19  65.1 999.9  80  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420812501SVNM4   19  65.7 999.9  70  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202420813001SVNM4   19  66.7 999.9  90  5.1  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202420813101SVNM4   19  67.1 999.9  80  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420813201SVNM4   19  67.5 999.9  90  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420813301SVNM4   19  68.2 999.9  90  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420813401SVNM4   19  68.9 999.9  90  6.0  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420813501SVNM4   19  69.3 999.9  70  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202420814001SVNM4   19  70.0 999.9  80  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420814101SVNM4   19  70.5 999.9  90  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420814201SVNM4   19  71.4 999.9  70  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202420814301SVNM4   19  72.1 999.9  50  2.9  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202420814401SVNM4   19  72.5 999.9  60  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420814501SVNM4   19  73.0 999.9  60  1.9  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420815001SVNM4   19  73.8 999.9  40  5.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420815101SVNM4   19  74.1 999.9  50  4.1  5.1 999 9999.9 9999.9 99.9 99.9 99.9
202420815201SVNM4   19  73.9 999.9  70  5.1  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202420815301SVNM4   19  73.8 999.9  40  4.1  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202420815401SVNM4   19  73.6 999.9 170  2.9  2.9 999 9999.9 9999.9 99.9 99.9 99.9
202420815501SVNM4   19  73.8 999.9  70  4.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420816001SVNM4   19  74.1 999.9 110  4.1  6.0 999 9999.9 9999.9 99.9 99.9 99.9
202420816101SVNM4   19  72.7 999.9 250  4.1  4.1 999 9999.9 9999.9 99.9 99.9 99.9
202420816201SVNM4   19  72.9 999.9 260  5.1  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420816301SVNM4   19  70.9 999.9 290  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420816401SVNM4   19  70.7 999.9 270  8.9  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420816501SVNM4   19  70.9 999.9 280  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420817201SVNM4   19  70.7 999.9 290  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420817301SVNM4   19  70.5 999.9 280  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420817401SVNM4   19  71.1 999.9 290  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420817501SVNM4   19  71.1 999.9 290  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420818001SVNM4   19  71.2 999.9 310  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420818101SVNM4   19  71.6 999.9 300  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420818201SVNM4   19  71.8 999.9 300  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420818301SVNM4   19  71.6 999.9 310  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420818401SVNM4   19  72.1 999.9 320  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420818501SVNM4   19  72.0 999.9 320  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420819001SVNM4   19  72.3 999.9 320  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420819101SVNM4   19  72.3 999.9 320  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420819201SVNM4   19  72.5 999.9 310  6.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
202420819301SVNM4   19  72.1 999.9 310  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420819401SVNM4   19  72.5 999.9 310  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420819501SVNM4   19  72.9 999.9 330  6.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420820001SVNM4   19  72.9 999.9 320  7.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420820101SVNM4   19  73.0 999.9 330  7.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420820201SVNM4   19  72.9 999.9 310  6.0  8.0 999 9999.9 9999.9 99.9 99.9 99.9
202420820301SVNM4   19  72.9 999.9 330  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420820401SVNM4   19  72.7 999.9 320  7.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420820501SVNM4   19  72.5 999.9 360  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420821001SVNM4   19  72.7 999.9 340  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420821101SVNM4   19  72.7 999.9 350  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420821201SVNM4   19  72.0 999.9 350  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420821301SVNM4   19  72.0 999.9 350  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420821401SVNM4   19  71.4 999.9 360  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420821501SVNM4   19  72.0 999.9 350  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420822001SVNM4   19  72.1 999.9 340  8.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420822101SVNM4   19  72.3 999.9 350  9.9 12.1 999 9999.9 9999.9 99.9 99.9 99.9
202420822201SVNM4   19  72.0 999.9 350  9.9 11.1 999 9999.9 9999.9 99.9 99.9 99.9
202420822301SVNM4   19  71.8 999.9 350  8.9  9.9 999 9999.9 9999.9 99.9 99.9 99.9
202420822401SVNM4   19  72.5 999.9 340  8.0  8.9 999 9999.9 9999.9 99.9 99.9 99.9
202420822501SVNM4   19  72.1 999.9 360  7.0  7.0 999 9999.9 9999.9 99.9 99.9 99.9
  New Graph (click on parameter):                                      
  at | dp | wd | ws | wg | cc | sr | bp | wt | wvh | wvp
google chart
  [every 3rd data value plotted]
136 matching elements
0.041 sec
This Web page created and maintained by Greg Lang, NOAA/GLERL,
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